Oropharyngeal squamous cell carcinoma is associated with human papillomavirus (HPV) and often presents with early metastasis to cervical neck lymph nodes that are amenable to fine-needle aspiration (FNA). The most common method of HPV status determination is p16 immunohistochemistry (IHC). The literature suggests that a lower threshold is needed for p16 positivity on cell block. We examined and quantified p16 IHC staining on cell block and used receiver operating characteristics (ROC) curve analysis to determine an optimal cutoff value with high sensitivity and specificity.
Thirty-six FNAs of metastatic squamous cell carcinoma from cervical lymph nodes with p16 IHC were evaluated. The p16 stain was quantified in 5% increments and high-risk HPV mRNA in situ hybridization was performed as a gold standard test. Statistical analysis was performed.
Interobserver variability was evaluated and was shown to be low with an intraclass correlation coefficient of 0.857. ROC analysis was performed and showed that a cell block p16 IHC cutoff of 15% yielded the highest sensitivity (80%) and specificity (81.8%).
Our data show that a threshold of 15% p16 staining in cell block maximizes sensitivity and specificity.
Our data show that a threshold of 15% p16 staining in cell block maximizes sensitivity and specificity.To investigate intention rates to get vaccinated against COVID-19 among healthcare personnel (HCP) in Greece.
Cross-sectional survey.
The response rate was 14.5%. Of 1521 HCP with a known profession, 607 (39.9%) were nursing personnel, 480 (31.6%) physicians, 171 (11.2%) paramedical personnel, 72 (4.7%) supportive personnel, and 191 (12.6%) administrative personnel. Overall, 803 of 1571 HCP (51.1%) stated their intention to get vaccinated while 768 (48.9%) stated their intention to decline vaccination. Most HCP (71.3%) who reported intent to get vaccinated noted contributing to the control of the pandemic and protecting their families and themselves as their reasons, while the most common reason for reporting intent to decline vaccination was inadequate information about the vaccines (74.9%), followed by concerns about vaccine safety (36.2%). https://www.selleckchem.com/products/cc-930.html Logistic regression analysis revealed that the probability of intending to get vaccinated increased with male gender, being a physician, history of complete vaccination against hepatitis B, history of vaccination against pandemic A (H1N1) in 2009-2010, belief that COVID-19 vaccination should be mandatory for HCP, and increased confidence in vaccines in general during the COVID-19 pandemic. The following factors were associated with a lower intention to get vaccinated no vaccination against influenza the past season, no intention to get vaccinated against influenza in 2020-2021, and no intention to recommend COVID-19 vaccination to high-risk patients.
There is an urgent need to built safety perception towards COVID-19 vaccines and raise vaccine uptake rates by HCP, and thus to protect the healthcare workforce and the healthcare services.
There is an urgent need to built safety perception towards COVID-19 vaccines and raise vaccine uptake rates by HCP, and thus to protect the healthcare workforce and the healthcare services.Charcot-Marie-Tooth disease (CMT) is a hereditary motor sensory neuropathy that frequently results in a cavovarus foot in the adult. Surgical treatment allows correction of the deformity while preserving an adequate range of motion.
The objective of this study was to assess the result of posterior tibial tendon transfer, first metatarsal ascent osteotomy, and calcaneal valgus osteotomy in the treatment of cavovarus foot secondary to CMT.
Retrospective cohort of CMT patients who received surgical treatment of their cavovarus foot. Collected data included demographics, CMT genetic variant, neurologic involvement, surgical technique, range of motion, functionality, radiology, and postoperative satisfaction.
16 patients met the inclusion criteria, mostly women (62.5%) with the CMT1A variant (62.5%), and a mean age of 39.5 years. 13 patients required additional surgical techniques lengthening of the Achilles tendon, interphalangeal arthrodesis and/or plantar fascia section. 2 patients underwent a secondary procedure subtalar arthrodesis due to persistence of the varus deformity, and a lengthening of the extensor hallux longus due to initial undercorrection. The mean follow-up was 42 months. Significant differences (p = 0.003) were observed between the pre-surgical AOFAS and at 12 months postoperatively (37.25 vs. 86.5). 75% of the patients reported ?excellent? or ?good? satisfaction after surgery. All radiographic parameters showed significant improvement.
The combination of the aforementioned surgical techniques for the cavovarus foot in CMT results in adequate functionality, good radiological correction and a high degree of satisfaction, avoiding primary arthrodescent surgery.
The combination of the aforementioned surgical techniques for the cavovarus foot in CMT results in adequate functionality, good radiological correction and a high degree of satisfaction, avoiding primary arthrodescent surgery.Urticaria and angioedema are experienced by up to 1 in 5 people, usually the result of common allergen or medication triggers and infections. Similarly, the majority of recurrent angioedema has an exogenous trigger, for example, angiotensin converting enzyme inhibitors, or is hereditary (type 1 and 2 hereditary angioedema); chronic spontaneous urticaria are most often autoimmune or autoallergic in routine clinical practice. There are, however, several skin and systemic conditions that can imitate the clinical appearance of either angioedema or urticaria, whereas there are several uncommon conditions that have chronic urticaria and/or recurrent angioedema as part of their disease manifestations. Correct diagnosis is paramount to ensuring subsequent tailored therapy for many of these conditions, and in many instances, diagnostic delay can be several years with morbid consequence. In this grand rounds article, we present 2 illustrative clinical cases as the backdrop to discussing a practical diagnostic approach for clinicians to recognize copycat phenotypes and "red flags" that should prompt further investigation of several uncommon mimics.